202.100.0.0/21 - BGP Prefix
IPv4APNICallocated RPKI Valid
CIDR
202.100.0.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
๐จ๐ณ China
City
Xincheng
RIR
APNIC
Status
allocated
Allocated
1996-03-19
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns โ
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 202.100.0.0/18 | AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street | Valid | - | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 202.100.0.0/18 | AS4134 | /18 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 202.100.2.32/30 | ๐จ๐ณCN | assigned | |
| 202.100.2.148/30 | ๐จ๐ณCN | assigned | |
| 202.100.3.0/26 | ๐จ๐ณCN | assigned | |
| 202.100.3.64/28 | ๐จ๐ณCN | assigned | |
| 202.100.3.80/28 | ๐จ๐ณCN | assigned | |
| 202.100.3.96/28 | ๐จ๐ณCN | assigned | |
| 202.100.3.112/28 | ๐จ๐ณCN | assigned | |
| 202.100.3.128/26 | ๐จ๐ณCN | assigned | |
| 202.100.3.192/26 | ๐จ๐ณCN | assigned | |
| 202.100.5.16/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.32/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.48/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.64/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.80/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.96/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.112/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.128/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.144/29 | ๐จ๐ณCN | assigned | |
| 202.100.5.152/30 | ๐จ๐ณCN | assigned | |
| 202.100.5.156/30 | ๐จ๐ณCN | assigned | |
| 202.100.5.160/27 | ๐จ๐ณCN | assigned | |
| 202.100.5.192/27 | ๐จ๐ณCN | assigned | |
| 202.100.5.224/28 | ๐จ๐ณCN | assigned | |
| 202.100.5.240/28 | ๐จ๐ณCN | assigned | |
| 202.100.6.16/28 | ๐จ๐ณCN | assigned | |
| 202.100.6.32/27 | ๐จ๐ณCN | assigned | |
| 202.100.6.64/28 | ๐จ๐ณCN | assigned | |
| 202.100.6.80/28 | ๐จ๐ณCN | assigned | |
| 202.100.6.96/28 | ๐จ๐ณCN | assigned | |
| 202.100.6.112/29 | ๐จ๐ณCN | assigned | |
| 202.100.6.120/29 | ๐จ๐ณCN | assigned | |
| 202.100.6.144/28 | ๐จ๐ณCN | assigned | |
| 202.100.6.160/28 | ๐จ๐ณCN | assigned | |
| 202.100.6.192/27 | ๐จ๐ณCN | assigned | |
| 202.100.6.224/29 | ๐จ๐ณCN | assigned | |
| 202.100.6.232/29 | ๐จ๐ณCN | assigned | |
| 202.100.6.240/29 | ๐จ๐ณCN | assigned | |
| 202.100.7.0/30 | ๐จ๐ณCN | assigned | |
| 202.100.7.4/30 | ๐จ๐ณCN | assigned | |
| 202.100.7.56/30 | ๐จ๐ณCN | assigned | |
| 202.100.7.192/29 | ๐จ๐ณCN | assigned | |
| 202.100.7.200/30 | ๐จ๐ณCN | assigned | |
| 202.100.7.204/30 | ๐จ๐ณCN | assigned | |
| 202.100.7.208/28 | ๐จ๐ณCN | assigned | |
| 202.100.7.224/27 | ๐จ๐ณCN | assigned |
Related Prefixes
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/202.100.0.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/202.100.0.0/21" | jq
External Links